At times, while opening the Media Creation Tool, you might get “There was a problem starting Setup. Close the tool, restart your PC, and then try running the tool again” error message.

The error message usually shows up if you previously closed the Media Creation Tool while it was downloading an ISO or while it was trying to upgrade your current installation to Windows 10.

If the error “There was a problem starting Setup. Close the tool, restart your PC, and then try running the tool again” is appearing, you can try out the given below solutions to fix the error and use the Media Creation Tool without any issues.

We recommend you restart your PC once and try running the tool again before trying out given below solutions.

Solution 1

Run the Media Creation Tool as admin

As a first step, we recommend you try to run the Media Creation Tool as administrator.

Solution 2

Run Windows Update Troubleshooter

Running the Windows Update troubleshooter usually fixes this issue. To launch the troubleshooter:

Step 3: On the left-pane, click View all to see all built-in troubleshooters. Scroll down to see Windows Update troubleshooter. Double-click on the same to launch it. Follow the on-screen directions to complete the troubleshooting.

Delete $Windows.~BT & $Windows.~WS folders

In the root of your Windows installation drive, you could see two folders called $Windows.~BT & $Windows.~WS. These folders are hidden by default, so you need to configure the File Explorer to show hidden items to see them. Deleting these folders might also help you fix the issue. Refer our how to delete $Windows.~BT & $Windows.~WS folders in Windows 10 guide for step-by-step directions.